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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.10 by pcg, Wed Dec 3 23:19:44 2003 UTC vs.
Revision 1.272 by root, Tue Dec 11 03:30:49 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.10 2003/12/03 23:19:44 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38		41	#include <cstring>
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
		61	static char curlocale[128], savelocale[128];
		62
		63	bool
		64	rxvt_set_locale (const char *locale) NOTHROW
		65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
		75	setlocale (LC_CTYPE, curlocale);
		76	return true;
		77	}
		78
47	void *	79	void
48	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
49	{	81	{
50	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
51		85
52	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
53	return p;	151	return len;
54	}
55		152
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	153	}
		154	#endif
61		155
62	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	157	{
		158	#if HAVE_BG_PIXMAP
		159	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		160	#endif
64	#ifdef CURSOR_BLINK	161	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	162	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this);
		163	#endif
		164	#ifdef TEXT_BLINK
		165	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this);
		166	#endif
		167	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		168	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		169	#endif
		170	#ifdef SELECTION_SCROLLING
		171	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		172	#endif
		173	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		174	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		175	#endif
		176	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		177	rootwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#endif
		179	#ifdef HAVE_SCROLLBARS
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#endif
		182	#ifdef USE_XIM
		183	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	184	#endif
67	#ifdef POINTER_BLANK	185	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	186	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	187	#endif
70	x_ev (this, &rxvt_term::x_cb),	188	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	189	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb)	190	#endif
73	{	191	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		192	prepare_ev.set <rxvt_term, &rxvt_term::prepare_cb> (this);
		193	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		194	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		195	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		196	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		197	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		198	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		199
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		201
		202	termlist.push_back (this);
		203
		204	#ifdef KEYSYM_RESOURCE
		205	keyboard = new keyboard_manager;
		206	#endif
		207	}
		208
		209	// clean up the most important stuff, do *not* call x or free mem etc.
		210	// for use before an emergency exit
		211	void
		212	rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	pty_ev.stop ();
		218	delete pty; pty = 0;
75	}	219	}
76		220
77	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
78	{	222	{
79	rxvt_scr_release (this);	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		224
81	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
83	#endif	231	#endif
84	#ifdef UTMP_SUPPORT	232	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	233
86	#endif	234	if (display)
		235	{
		236	selection_clear ();
		237
87	#ifdef USE_XIM	238	#ifdef USE_XIM
88	if (Input_Context != NULL)	239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
		266
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (dpy, parent[0]);
		271
		272	for (int i = 0; i < TOTAL_COLORS; i++)
		273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
		276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
		280
		281	clear ();
89	{	282	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		283
95	if (cmd_fd >= 0)	284	delete [] pix_colors_focused;
96	close (cmd_fd);	285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
97		288
98	if (Xfd >= 0)	289	#ifdef HAVE_BG_PIXMAP
99	XCloseDisplay (Xdisplay);	290	bgPixmap.destroy ();
		291	#endif
		292	displays.put (display);
100		293
101	delete PixColors;	294	scr_release ();
		295
		296	/* clear all resources */
		297	for (int i = 0; i < allocated.size (); i++)
		298	free (allocated [i]);
		299
		300	free (selection.text);
		301	// TODO: manage env vars in child only(!)
		302	free (env_display);
		303	free (env_term);
		304	free (locale);
		305	free (v_buffer);
		306	free (incr_buf);
		307
		308	delete envv;
		309	delete argv;
		310
		311	#ifdef KEYSYM_RESOURCE
		312	delete keyboard;
		313	#endif
		314	#ifndef NO_RESOURCES
		315	XrmDestroyDatabase (option_db);
		316	#endif
		317	}
		318
		319	// child has exited, usually destroys
		320	void
		321	rxvt_term::child_cb (ev::child &w, int status)
		322	{
		323	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		324
		325	cmd_pid = 0;
		326
		327	if (!option (Opt_hold))
		328	destroy ();
102	}	329	}
103		330
104	void	331	void
105	rxvt_term::destroy ()	332	rxvt_term::destroy ()
106	{	333	{
		334	if (ev_is_active (&destroy_ev))
		335	return;
		336
		337	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		338
		339	#if ENABLE_OVERLAY
		340	scr_overlay_off ();
		341	#endif
		342
		343	if (display)
		344	{
		345	#if USE_XIM
		346	im_ev.stop (display);
		347	#endif
		348	#if HAVE_SCROLLBARS
		349	scrollbar_ev.stop (display);
		350	#endif
		351	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		352	rootwin_ev.stop (display);
		353	#endif
		354	incr_ev.stop ();
		355	termwin_ev.stop (display);
		356	vt_ev.stop (display);
		357	}
		358
107	check_ev.stop ();	359	prepare_ev.stop ();
108	pty_ev.stop ();	360	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	361	#ifdef CURSOR_BLINK
		362	cursor_blink_ev.stop ();
		363	#endif
		364	#ifdef TEXT_BLINK
111	blink_ev.stop ();	365	text_blink_ev.stop ();
		366	#endif
		367	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		368	cont_scroll_ev.stop ();
		369	#endif
		370	#ifdef SELECTION_SCROLLING
		371	sel_scroll_ev.stop ();
112	#endif	372	#endif
113	#ifdef POINTER_BLANK	373	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	374	pointer_ev.stop ();
115	#endif	375	#endif
116		376
117	destroy_ev.start (0);	377	destroy_ev.start ();
118	}	378	}
119		379
120	void	380	void
121	rxvt_term::destroy_cb (time_watcher &w)	381	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	382	{
123	SET_R (this);	383	make_current ();
124		384
125	delete this;	385	delete this;
126	}
127
128	/*----------------------------------------------------------------------*/
129	/* rxvt_init() */
130	/* LIBPROTO */
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)
133	{
134	SET_R (new rxvt_term);
135	dR;
136
137	if (!R->init_vars () || !R->init (argc, argv))
138	{
139	delete R;
140	return NULL;
141	}
142
143	return R;
144	}
145
146	/* EXTPROTO */
147	void
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else
155	#endif
156	#endif
157
158	struct sigaction sa;
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	check_ev.start ();
243
244	process_x_events ();
245
246	return true;
247	}
248
249	/* ------------------------------------------------------------------------- *
250	* SIGNAL HANDLING & EXIT HANDLER *
251	* ------------------------------------------------------------------------- */
252	/*
253	* Catch a SIGCHLD signal and exit if the direct child has died
254	*/
255	/* ARGSUSED */
256	/* EXTPROTO */
257	RETSIGTYPE
258	rxvt_Child_signal(int sig __attribute__ ((unused)))
259	{
260	int pid, save_errno = errno;
261	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262	;
263	errno = save_errno;
264
265	#if 0
266	if (pid == R->cmd_pid)
267	exit (EXIT_SUCCESS);
268	#endif
269	}
270
271	/*
272	* Catch a fatal signal and tidy up before quitting
273	*/
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Exit_signal(int sig)
277	{
278	signal(sig, SIG_DFL);
279	#ifdef DEBUG_CMD
280	rxvt_print_error("signal %d", sig);
281	#endif
282	rxvt_clean_exit();
283	kill(getpid(), sig);
284	}
285
286	/* ARGSUSED */
287	/* INTPROTO */
288	int
289	rxvt_xerror_handler(const Display * display
290	__attribute__ ((unused)), const XErrorEvent * event)
291	{
292	dR;
293
294	if (R->allowedxerror == -1)
295	R->allowedxerror = event->error_code;
296	else
297	{
298	rxvt_print_error("XError: Request: %d . %d, Error: %d",
299	event->request_code, event->minor_code,
300	event->error_code);
301
302	R->destroy ();
303	}
304
305	return 0;
306	}	386	}
307		387
308	/*----------------------------------------------------------------------*/	388	/*----------------------------------------------------------------------*/
309	/*	389	/*
310	* Exit gracefully, clearing the utmp entry and restoring tty attributes	390	* Exit gracefully, clearing the utmp entry and restoring tty attributes
311	* TODO: if debugging, this should free up any known resources if we can	391	* TODO: if debugging, this should free up any known resources if we can
312	*/	392	*/
313	/* EXTPROTO */	393	static XErrorHandler old_xerror_handler;
314	void
315	rxvt_clean_exit ()
316	{
317	dR;
318		394
319	R->destroy ();	395	static void
		396	rxvt_emergency_cleanup ()
		397	{
		398	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		399	(*t)->emergency_cleanup ();
		400	}
		401
		402	#if !ENABLE_MINIMAL
		403	static void
		404	print_x_error (Display *dpy, XErrorEvent *event)
		405	{
		406	char buffer[BUFSIZ];
		407	char mesg[BUFSIZ];
		408	char number[32];
		409	char *mtype = "XlibMessage";
		410	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		411	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		412	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		413	rxvt_warn ("%s: %s\n", mesg, buffer);
		414	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		416	sprintf(number, "%d", event->request_code);
		417	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		418	rxvt_warn ("(which is %s)\n", buffer);
		419	if (event->request_code >= 128) {
		420	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		423	}
		424	if ((event->error_code == BadWindow) ||
		425	(event->error_code == BadPixmap) ||
		426	(event->error_code == BadCursor) ||
		427	(event->error_code == BadFont) ||
		428	(event->error_code == BadDrawable) ||
		429	(event->error_code == BadColor) ||
		430	(event->error_code == BadGC) ||
		431	(event->error_code == BadIDChoice) ||
		432	(event->error_code == BadValue) ||
		433	(event->error_code == BadAtom)) {
		434	if (event->error_code == BadValue)
		435	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		436	mesg, BUFSIZ);
		437	else if (event->error_code == BadAtom)
		438	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		439	mesg, BUFSIZ);
		440	else
		441	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		442	mesg, BUFSIZ);
		443	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		444	}
		445	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		446	mesg, BUFSIZ);
		447	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		448	}
		449	#endif
		450
		451	int
		452	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		453	{
		454	if (GET_R->allowedxerror == -1)
		455	GET_R->allowedxerror = event->error_code;
		456	else
		457	{
		458	// GET_R is most likely not the terminal which caused the error,
		459	// so just output the error and continue
		460	#if ENABLE_MINIMAL
		461	old_xerror_handler (display, event);
		462	#else
		463	print_x_error (display, event);
		464	#endif
		465	}
		466
		467	return 0;
		468	}
		469
		470	int
		471	rxvt_xioerror_handler (Display *display)
		472	{
		473	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		474	DisplayString (display));
		475	rxvt_emergency_cleanup ();
		476	_exit (EXIT_FAILURE);
		477	}
		478
		479	/*----------------------------------------------------------------------*/
		480	bool
		481	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		482	{
		483	this->envv = envv;
		484
		485	SET_R (this);
		486	set_locale ("");
		487	set_environ (envv); // few things in X do not call setlocale :(
		488
		489	if (!init_vars ())
		490	return false;
		491
		492	init_secondary ();
		493
		494	const char **cmd_argv = init_resources (argc, argv);
		495
		496	#ifdef KEYSYM_RESOURCE
		497	keyboard->register_done ();
		498	#endif
		499
		500	#ifdef HAVE_SCROLLBARS
		501	if (option (Opt_scrollBar))
		502	scrollBar.setIdle (); /* set existence for size calculations */
		503	#endif
		504
		505	pty = ptytty::create ();
		506
		507	create_windows (argc, argv);
		508
		509	init_xlocale ();
		510
		511	scr_reset (); // initialize screen
		512
		513	#if 0
		514	XSynchronize (dpy, True);
		515	#endif
		516
		517	#ifdef HAVE_SCROLLBARS
		518	if (option (Opt_scrollBar))
		519	resize_scrollbar (); /* create and map scrollbar */
		520	#endif
		521	#ifdef HAVE_BG_PIXMAP
		522	{
		523	bgPixmap.set_target (this);
		524
		525	#ifdef ENABLE_TRANSPARENCY
		526	if (option (Opt_transparent))
		527	{
		528	bgPixmap.set_transparent ();
		529	#ifdef HAVE_AFTERIMAGE
		530	if (rs [Rs_blurradius])
		531	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		532	#endif
		533	if (ISSET_PIXCOLOR (Color_tint))
		534	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		535	if (rs [Rs_shade])
		536	bgPixmap.set_shade (rs [Rs_shade]);
		537
		538	bgPixmap.set_root_pixmap ();
		539	XSelectInput (dpy, display->root, PropertyChangeMask);
		540	rootwin_ev.start (display, display->root);
		541	}
		542	#endif
		543
		544	#ifdef BG_IMAGE_FROM_FILE
		545	if (rs[Rs_backgroundPixmap] != NULL)
		546	{
		547	const char *p = rs[Rs_backgroundPixmap];
		548
		549	if ((p = strchr (p, ';')) != NULL)
		550	{
		551	p++;
		552	bgPixmap.set_geometry (p);
		553	}
		554	else
		555	bgPixmap.set_defaultGeometry ();
		556
		557	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		558	if (!bgPixmap.window_position_sensitive ())
		559	update_background ();
		560	}
		561	#endif
		562	}
		563	#endif
		564
		565	#if ENABLE_PERL
		566	rootwin_ev.start (display, display->root);
		567	#endif
		568
		569	set_colorfgbg ();
		570
		571	init_command (cmd_argv);
		572
		573	free (cmd_argv);
		574
		575	if (pty->pty >= 0)
		576	pty_ev.start (pty->pty, ev::READ);
		577
		578	prepare_ev.start ();
		579
		580	HOOK_INVOKE ((this, HOOK_START, DT_END));
		581
		582	#if ENABLE_XEMBED
		583	if (rs[Rs_embed])
		584	{
		585	long info[2] = { 0, XEMBED_MAPPED };
		586
		587	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		588	32, PropModeReplace, (unsigned char *)&info, 2);
		589	}
		590	#endif
		591
		592	XMapWindow (dpy, vt);
		593	XMapWindow (dpy, parent[0]);
		594
		595	return true;
		596	}
		597
		598	static struct sig_handlers
		599	{
		600	ev::sig sw_term, sw_int;
		601
		602	/*
		603	* Catch a fatal signal and tidy up before quitting
		604	*/
		605	void sig_term (ev::sig &w, int revents);
		606
		607	sig_handlers ()
		608	{
		609	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		610	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		611	}
		612	} sig_handlers;
		613
		614	void
		615	sig_handlers::sig_term (ev::sig &w, int revents)
		616	{
		617	rxvt_emergency_cleanup ();
		618	w.stop ();
		619	kill (getpid (), w.signum);
		620	}
		621
		622	char **rxvt_environ; // startup environment
		623
		624	void
		625	rxvt_init ()
		626	{
		627	ptytty::init ();
		628
		629	if (!ev_default_loop (0))
		630	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		631
		632	rxvt_environ = environ;
		633
		634	signal (SIGHUP, SIG_IGN);
		635	signal (SIGPIPE, SIG_IGN);
		636
		637	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		638	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		639
		640	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		641	/* signal (SIGURG, SIG_DFL); */
		642
		643	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		644	// TODO: handle this with exceptions and tolerate the memory loss
		645	XSetIOErrorHandler (rxvt_xioerror_handler);
		646
		647	XrmInitialize ();
320	}	648	}
321		649
322	/* ------------------------------------------------------------------------- *	650	/* ------------------------------------------------------------------------- *
323	* MEMORY ALLOCATION WRAPPERS *	651	* MEMORY ALLOCATION WRAPPERS *
324	* ------------------------------------------------------------------------- */	652	* ------------------------------------------------------------------------- */
325	/* EXTPROTO */	653	void *
326	void *
327	rxvt_malloc(size_t size)	654	rxvt_malloc (size_t size)
328	{	655	{
329	void *p;
330
331	p = malloc(size);	656	void *p = malloc (size);
		657
332	if (p)	658	if (!p)
		659	rxvt_fatal ("memory allocation failure. aborting.\n");
		660
333	return p;	661	return p;
334
335	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
336	rxvt_clean_exit();
337	exit(EXIT_FAILURE);
338	/* NOTREACHED */
339	}	662	}
340		663
341	/* EXTPROTO */	664	void *
342	void *
343	rxvt_calloc(size_t number, size_t size)	665	rxvt_calloc (size_t number, size_t size)
344	{	666	{
345	void *p;
346
347	p = calloc(number, size);	667	void *p = calloc (number, size);
		668
348	if (p)	669	if (!p)
		670	rxvt_fatal ("memory allocation failure. aborting.\n");
		671
349	return p;	672	return p;
350
351	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
352	rxvt_clean_exit();
353	exit(EXIT_FAILURE);
354	/* NOTREACHED */
355	}	673	}
356		674
357	/* EXTPROTO */	675	void *
358	void *
359	rxvt_realloc(void *ptr, size_t size)	676	rxvt_realloc (void *ptr, size_t size)
360	{	677	{
361	void *p;
362
363	if (ptr)
364	p = realloc(ptr, size);	678	void *p = realloc (ptr, size);
365	else	679
366	p = malloc(size);
367	if (p)	680	if (!p)
		681	rxvt_fatal ("memory allocation failure. aborting.\n");
		682
368	return p;	683	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}	684	}
375
376	/* ------------------------------------------------------------------------- *
377	* PRIVILEGED OPERATIONS *
378	* ------------------------------------------------------------------------- */
379	/* take care of suid/sgid super-user (root) privileges */
380	/* INTPROTO */
381	void
382	rxvt_privileges(pR_ int mode)
383	{
384	#if ! defined(__CYGWIN32__)
385	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
386	/* setreuid() is the poor man's setuid(), seteuid() */
387	# define seteuid(a) setreuid(-1, (a))
388	# define setegid(a) setregid(-1, (a))
389	# define HAVE_SETEUID
390	# endif
391	# ifdef HAVE_SETEUID
392	switch (mode) {
393	case IGNORE:
394	/*
395	* change effective uid/gid - not real uid/gid - so we can switch
396	* back to root later, as required
397	*/
398	seteuid(getuid());
399	setegid(getgid());
400	break;
401	case SAVE:
402	R->euid = geteuid();
403	R->egid = getegid();
404	break;
405	case RESTORE:
406	seteuid(R->euid);
407	setegid(R->egid);
408	break;
409	}
410	# else
411	switch (mode) {
412	case IGNORE:
413	setuid(getuid());
414	setgid(getgid());
415	/* FALLTHROUGH */
416	case SAVE:
417	/* FALLTHROUGH */
418	case RESTORE:
419	break;
420	}
421	# endif
422	#endif
423	}
424
425	#ifdef UTMP_SUPPORT
426	/* EXTPROTO */
427	void
428	rxvt_privileged_utmp(pR_ char action)
429	{
430	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
431	action, R->next_utmp_action, getpid()));
432	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
433	|| (R->Options & Opt_utmpInhibit)
434	|| R->ttydev == NULL || *R->ttydev == '\0')
435	return;
436
437	rxvt_privileges(aR_ RESTORE);
438	if (action == SAVE) {
439	R->next_utmp_action = RESTORE;
440	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
441	} else { /* action == RESTORE */
442	R->next_utmp_action = IGNORE;
443	rxvt_cleanutent(aR);
444	}
445	rxvt_privileges(aR_ IGNORE);
446	}
447	#endif
448
449	#ifndef NO_SETOWNER_TTYDEV
450	/* EXTPROTO */
451	void
452	rxvt_privileged_ttydev(pR_ char action)
453	{
454	D_MAIN((stderr,
455	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
456	action, R->next_tty_action, getpid()));
457	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462
463	if (action == SAVE) {
464	R->next_tty_action = RESTORE;
465	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
466	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
467	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
468	R->next_tty_action = IGNORE;
469	else
470	# endif
471	{
472	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
473	chmod(R->ttydev, R->ttymode);
474	# ifdef HAVE_REVOKE
475	revoke(R->ttydev);
476	# endif
477	}
478	} else { /* action == RESTORE */
479	R->next_tty_action = IGNORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	chmod(R->ttydev, R->ttyfd_stat.st_mode);
482	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
483	# else
484	chmod(R->ttydev,
485	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
486	chown(R->ttydev, 0, 0);
487	# endif
488	}
489
490	rxvt_privileges(aR_ IGNORE);
491
492	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
493	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
494	action == RESTORE ? "Restoring" : (action ==
495	SAVE ? "Saving" :
496	"UNKNOWN ERROR for"), R->ttydev,
497	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
498	R->ttyfd_stat.st_gid));
499	# endif
500	}
501	#endif
502		685
503	/*----------------------------------------------------------------------*/	686	/*----------------------------------------------------------------------*/
504	/*	687	/*
505	* window size/position calculcations for XSizeHint and other storage.	688	* window size/position calculations for XSizeHint and other storage.
506	* if width/height are non-zero then override calculated width/height	689	* if width/height are non-zero then override calculated width/height
507	*/	690	*/
508	/* EXTPROTO */
509	void	691	void
510	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	692	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511	{	693	{
512	short recalc_x, recalc_y;	694	short recalc_x, recalc_y;
513	int x, y, sb_w, mb_h, flags;	695	int x, y, sb_w, flags;
514	unsigned int w, h;	696	unsigned int w, h;
515	unsigned int max_width, max_height;	697	unsigned int max_width, max_height;
516		698
517	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
518	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
519	R->szHint.height));
520	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	699	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521	R->szHint.win_gravity = NorthWestGravity;	700	szHint.win_gravity = NorthWestGravity;
522	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	701	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523		702
524	recalc_x = recalc_y = 0;	703	recalc_x = recalc_y = 0;
525	flags = 0;	704	flags = 0;
		705
526	if (!R->parsed_geometry) {	706	if (!parsed_geometry)
		707	{
527	R->parsed_geometry = 1;	708	parsed_geometry = 1;
		709
528	if (R->rs[Rs_geometry])	710	if (rs[Rs_geometry])
529	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	711	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		712
530	if (flags & WidthValue) {	713	if (flags & WidthValue)
531	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	714	{
		715	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
532	R->szHint.flags |= USSize;	716	szHint.flags |= USSize;
533	}	717	}
		718
534	if (flags & HeightValue) {	719	if (flags & HeightValue)
535	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	720	{
		721	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	722	szHint.flags |= USSize;
537	}	723	}
		724
538	if (flags & XValue) {	725	if (flags & XValue)
		726	{
539	R->szHint.x = x;	727	szHint.x = x;
540	R->szHint.flags |= USPosition;	728	szHint.flags |= USPosition;
		729
541	if (flags & XNegative) {	730	if (flags & XNegative)
		731	{
542	recalc_x = 1;	732	recalc_x = 1;
543	R->szHint.win_gravity = NorthEastGravity;	733	szHint.win_gravity = NorthEastGravity;
544	}	734	}
545	}	735	}
		736
546	if (flags & YValue) {	737	if (flags & YValue)
		738	{
547	R->szHint.y = y;	739	szHint.y = y;
548	R->szHint.flags |= USPosition;	740	szHint.flags |= USPosition;
		741
549	if (flags & YNegative) {	742	if (flags & YNegative)
		743	{
550	recalc_y = 1;	744	recalc_y = 1;
		745
551	if (R->szHint.win_gravity == NorthEastGravity)	746	if (szHint.win_gravity == NorthEastGravity)
552	R->szHint.win_gravity = SouthEastGravity;	747	szHint.win_gravity = SouthEastGravity;
553	else	748	else
554	R->szHint.win_gravity = SouthWestGravity;	749	szHint.win_gravity = SouthWestGravity;
555	}	750	}
556	}	751	}
557	}	752	}
		753
558	/* TODO: BOUNDS */	754	/* TODO: BOUNDS */
559	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	755	width = ncol * fwidth;
560	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	756	height = nrow * fheight;
561	max_width = MAX_COLS * R->TermWin.fwidth;	757	max_width = MAX_COLS * fwidth;
562	max_height = MAX_ROWS * R->TermWin.fheight;	758	max_height = MAX_ROWS * fheight;
563		759
564	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	760	szHint.base_width = szHint.base_height = 2 * int_bwidth;
565		761
566	sb_w = mb_h = 0;	762	sb_w = 0;
567	R->window_vt_x = R->window_vt_y = 0;	763	window_vt_x = window_vt_y = int_bwidth;
568	if (scrollbar_visible(R)) {	764
		765	if (scrollBar.state)
		766	{
569	sb_w = scrollbar_TotalWidth();	767	sb_w = scrollbar_TotalWidth ();
570	R->szHint.base_width += sb_w;	768	szHint.base_width += sb_w;
		769
571	if (!(R->Options & Opt_scrollBar_right))	770	if (!option (Opt_scrollBar_right))
572	R->window_vt_x = sb_w;	771	window_vt_x += sb_w;
573	}	772	}
574	if (menubar_visible(R)) {	773
575	mb_h = menuBar_TotalHeight();
576	R->szHint.base_height += mb_h;
577	R->window_vt_y = mb_h;
578	}
579	R->szHint.width_inc = R->TermWin.fwidth;	774	szHint.width_inc = fwidth;
580	R->szHint.height_inc = R->TermWin.fheight;	775	szHint.height_inc = fheight;
581	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	776	szHint.min_width = szHint.base_width + szHint.width_inc;
582	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	777	szHint.min_height = szHint.base_height + szHint.height_inc;
583		778
584	if (width && width - R->szHint.base_width < max_width) {	779	if (newwidth && newwidth - szHint.base_width < max_width)
		780	{
585	R->szHint.width = width;	781	szHint.width = newwidth;
586	R->TermWin.width = width - R->szHint.base_width;	782	width = newwidth - szHint.base_width;
587	} else {	783	}
588	MIN_IT(R->TermWin.width, max_width);	784	else
		785	{
		786	min_it (width, max_width);
589	R->szHint.width = R->szHint.base_width + R->TermWin.width;	787	szHint.width = szHint.base_width + width;
590	}	788	}
		789
591	if (height && height - R->szHint.base_height < max_height) {	790	if (newheight && newheight - szHint.base_height < max_height)
		791	{
592	R->szHint.height = height;	792	szHint.height = newheight;
593	R->TermWin.height = height - R->szHint.base_height;	793	height = newheight - szHint.base_height;
594	} else {	794	}
595	MIN_IT(R->TermWin.height, max_height);	795	else
		796	{
		797	min_it (height, max_height);
596	R->szHint.height = R->szHint.base_height + R->TermWin.height;	798	szHint.height = szHint.base_height + height;
597	}	799	}
		800
598	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	801	if (scrollBar.state && option (Opt_scrollBar_right))
599	R->window_sb_x = R->szHint.width - sb_w;	802	window_sb_x = szHint.width - sb_w;
600		803
601	if (recalc_x)	804	if (recalc_x)
602	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	805	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
603	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	806
604	if (recalc_y)	807	if (recalc_y)
605	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	808	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
606	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
607		809
608	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	810	ncol = width / fwidth;
609	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	811	nrow = height / fheight;
610	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
612	R->szHint.height));
613	return;
614	}	812	}
615		813
616	/*----------------------------------------------------------------------*/	814	/*----------------------------------------------------------------------*/
617	/*	815	/*
618	* Tell the teletype handler what size the window is.	816	* Tell the teletype handler what size the window is.
619	* Called after a window size change.	817	* Called after a window size change.
620	*/	818	*/
621	void	819	void
622	rxvt_term::tt_winch ()	820	rxvt_term::tt_winch ()
623	{	821	{
624	struct winsize ws;	822	if (pty->pty < 0)
625
626	if (cmd_fd < 0)
627	return;	823	return;
628		824
		825	struct winsize ws;
		826
629	ws.ws_col = TermWin.ncol;	827	ws.ws_col = ncol;
630	ws.ws_row = TermWin.nrow;	828	ws.ws_row = nrow;
631	ws.ws_xpixel = ws.ws_ypixel = 0;	829	ws.ws_xpixel = width;
632	#ifndef DEBUG_SIZE	830	ws.ws_ypixel = height;
633	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	831	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
634	#else	832
635	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	833	#if 0
636	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	834	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
637	# ifdef SIGWINCH
638	else if (cmd_pid) /* force through to the command */	835	if (cmd_pid) /* force through to the command */
639	kill (cmd_pid, SIGWINCH);	836	kill (-cmd_pid, SIGWINCH);
640	# endif
641	#endif	837	#endif
642	}	838	}
643		839
644	/*----------------------------------------------------------------------*/	840	/*----------------------------------------------------------------------*/
645	/* rxvt_change_font() - Switch to a new font */	841	/* set_fonts () - load and set the various fonts
646	/*	842	*
647	* init = 1 - initialize	843	* init = 1 - initialize
648	*	844	*
649	* fontname == FONT_UP - switch to bigger font	845	* fontname == FONT_UP - switch to bigger font
650	* fontname == FONT_DN - switch to smaller font	846	* fontname == FONT_DN - switch to smaller font
651	*/	847	*/
652	/* EXTPROTO */	848	bool
653	void	849	rxvt_term::set_fonts ()
654	rxvt_change_font(pR_ int init, const char *fontname)
655	{	850	{
656	}	851	rxvt_fontset *fs = new rxvt_fontset (this);
		852	rxvt_fontprop prop;
657		853
658	/* INTPROTO */	854	if (!fs
		855	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		856	|| !fs->realize_font (1))
		857	{
		858	delete fs;
		859	return false;
		860	}
		861
		862	#if ENABLE_STYLES
		863	for (int i = RS_styleCount; --i; )
		864	if (fontset[i] != fontset[0])
		865	delete fontset[i];
		866	#endif
		867
		868	delete fontset[0];
		869	fontset[0] = fs;
		870
		871	prop = (*fs)[1]->properties ();
		872	prop.height += lineSpace;
		873
		874	fs->set_prop (prop, false);
		875
		876	fwidth = prop.width;
		877	fheight = prop.height;
		878	fbase = prop.ascent;
		879
		880	for (int style = 1; style < 4; style++)
		881	{
		882	#if ENABLE_STYLES
		883	const char *res = rs[Rs_font + style];
		884
		885	if (res && !*res)
		886	fontset[style] = fontset[0];
		887	else
		888	{
		889	fontset[style] = fs = new rxvt_fontset (this);
		890	rxvt_fontprop prop2 = prop;
		891
		892	if (res)
		893	{
		894	fs->populate (res);
		895	fs->set_prop (prop2, false);
		896	}
		897	else
		898	{
		899	fs->populate (fontset[0]->fontdesc);
		900
		901	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		902	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		903
		904	fs->set_prop (prop2, true);
		905	}
		906
		907	}
		908	#else
		909	fontset[style] = fontset[0];
		910	#endif
		911	}
		912
		913	if (parent[0])
		914	{
		915	resize_all_windows (0, 0, 0);
		916	scr_remap_chars ();
		917	scr_touch (true);
		918	}
		919
		920	return true;
		921	}
		922
659	void	923	void
660	rxvt_font_up_down(pR_ int n, int direction)	924	rxvt_term::set_string_property (Atom prop, const char *str, int len)
661	{	925	{
		926	XChangeProperty (dpy, parent[0],
		927	prop, XA_STRING, 8, PropModeReplace,
		928	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		929	}
		930
		931	void
		932	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		933	{
		934	wchar_t *ws = rxvt_mbstowcs (str, len);
		935	char *s = rxvt_wcstoutf8 (ws);
		936
		937	XChangeProperty (dpy, parent[0],
		938	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		939	(const unsigned char *)s, strlen (s));
		940
		941	free (s);
		942	free (ws);
662	}	943	}
663		944
664	/*----------------------------------------------------------------------*/	945	/*----------------------------------------------------------------------*/
665	/*----------------------------------------------------------------------*/	946	/*----------------------------------------------------------------------*/
666	/* xterm sequences - title, iconName, color (exptl) */	947	/* xterm sequences - title, iconName, color (exptl) */
667	/* EXTPROTO */
668	void	948	void
669	rxvt_set_title(pR_ const char *str)	949	rxvt_term::set_title (const char *str)
670	{	950	{
671	#ifndef SMART_WINDOW_TITLE	951	set_string_property (XA_WM_NAME, str);
672	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	952	#if ENABLE_EWMH
673	#else	953	set_utf8_property (xa[XA_NET_WM_NAME], str);
674	char *name;
675
676	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
677	name = NULL;
678	if (name == NULL || STRCMP(name, str))
679	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
680	if (name)
681	XFree(name);
682	#endif	954	#endif
683	}	955	}
684		956
685	/* EXTPROTO */
686	void	957	void
687	rxvt_set_iconName(pR_ const char *str)	958	rxvt_term::set_icon_name (const char *str)
688	{	959	{
689	#ifndef SMART_WINDOW_TITLE	960	set_string_property (XA_WM_ICON_NAME, str);
690	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	961	#if ENABLE_EWMH
691	#else	962	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
692	char *name;
693
694	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif	963	#endif
701	}	964	}
702		965
		966	void
		967	rxvt_term::set_window_color (int idx, const char *color)
		968	{
703	#ifdef XTERM_COLOR_CHANGE	969	#ifdef XTERM_COLOR_CHANGE
704	/* EXTPROTO */
705	void
706	rxvt_set_window_color(pR_ int idx, const char *color)
707	{
708	rxvt_color xcol;	970	rxvt_color xcol;
709	int i;	971	int i;
710		972
711	if (color == NULL || *color == '\0')	973	if (color == NULL || *color == '\0')
712	return;	974	return;
713		975
		976	color = strdup (color);
		977	allocated.push_back ((void *)color);
		978	rs[Rs_color + idx] = color;
		979
714	/* handle color aliases */	980	/* handle color aliases */
715	if (isdigit(*color)) {	981	if (isdigit (*color))
		982	{
716	i = atoi(color);	983	i = atoi (color);
717	if (i >= 8 && i <= 15) { /* bright colors */	984
718	i -= 8;	985	if (i >= 8 && i <= 15)
719	# ifndef NO_BRIGHTCOLOR	986	{
720	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	987	/* bright colors */
721	SET_PIXCOLOR(R, idx);	988	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
722	goto Done;	989	goto done;
723	# endif
724	}	990	}
725	if (i >= 0 && i <= 7) { /* normal colors */	991
726	R->PixColors[idx] = R->PixColors[minCOLOR + i];	992	if (i >= 0 && i <= 7)
727	SET_PIXCOLOR(R, idx);	993	{
		994	/* normal colors */
		995	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
728	goto Done;	996	goto done;
729	}	997	}
730	}	998	}
731	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
732	return;
733	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734		999
735	/*	1000	set_color (xcol, color);
		1001
		1002	/*
736	* FIXME: should free colors here, but no idea how to do it so instead,	1003	* FIXME: should free colors here, but no idea how to do it so instead,
737	* so just keep gobbling up the colormap	1004	* so just keep gobbling up the colormap
738	*/	1005	*/
739	# if 0
740	for (i = Color_Black; i <= Color_White; i++)
741	if (R->PixColors[idx] == R->PixColors[i])
742	break;
743	if (i > Color_White) {
744	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
745	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
746	DisplayPlanes(R->Xdisplay, Xscreen));
747	}
748	# endif
749		1006
750	R->PixColors[idx] = xcol;	1007	pix_colors_focused[idx] = xcol;
751	SET_PIXCOLOR(R, idx);
752		1008
753	/* XSetWindowAttributes attr; */	1009	done:
754	/* Cursor cursor; */
755	Done:
756	if (idx == Color_bg && !(R->Options & Opt_transparent))
757	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758	R->PixColors[Color_bg]);
759
760	/* handle Color_BD, scrollbar background, etc. */	1010	/*TODO: handle Color_BD, scrollbar background, etc. */
761		1011
762	rxvt_set_colorfgbg(aR);	1012	update_fade_color (idx);
763	rxvt_recolour_cursor(aR);	1013	recolour_cursor ();
764	/* the only reasonable way to enforce a clean update */	1014	scr_recolour ();
765	rxvt_scr_poweron(aR);	1015	#endif /* XTERM_COLOR_CHANGE */
766	}	1016	}
767		1017
768	#else
769	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770	#endif /* XTERM_COLOR_CHANGE */
771
772	/* EXTPROTO */
773	void	1018	void
774	rxvt_recolour_cursor(pR)	1019	rxvt_term::recolour_cursor ()
775	{	1020	{
776	rxvt_color xcol[2];	1021	XColor fg, bg;
777		1022
778	#if TODO	1023	(ISSET_PIXCOLOR (Color_pointer_fg)
779	xcol[0] = R->PixColors[Color_pointer];	1024	? pix_colors_focused[Color_pointer_fg]
780	xcol[1] = R->PixColors[Color_bg];	1025	: pix_colors_focused[Color_fg]).get (fg);
781	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1026
782	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1027	(ISSET_PIXCOLOR (Color_pointer_bg)
783	#endif	1028	? pix_colors_focused[Color_pointer_bg]
		1029	: pix_colors_focused[Color_bg]).get (bg);
		1030
		1031	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
784	}	1032	}
785		1033
786	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
787	/*	1035	/*
788	* find if fg/bg matches any of the normal (low-intensity) colors	1036	* find if fg/bg matches any of the normal (low-intensity) colors
789	*/	1037	*/
790	/* INTPROTO */
791	void	1038	void
792	rxvt_set_colorfgbg(pR)	1039	rxvt_term::set_colorfgbg ()
793	{	1040	{
794	unsigned int i;	1041	unsigned int i;
795	const char *xpmb = "\0";	1042	const char *xpmb = "";
796	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1043	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
797		1044
798	R->env_colorfgbg =	1045	strcpy (fstr, "default");
799	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1046	strcpy (bstr, "default");
800	STRCPY(fstr, "default");
801	STRCPY(bstr, "default");
802	for (i = Color_Black; i <= Color_White; i++)	1047	for (i = Color_Black; i <= Color_White; i++)
803	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1048	if (pix_colors[Color_fg] == pix_colors[i])
		1049	{
804	sprintf(fstr, "%d", (i - Color_Black));	1050	sprintf (fstr, "%d", (i - Color_Black));
805	break;	1051	break;
806	}	1052	}
		1053
807	for (i = Color_Black; i <= Color_White; i++)	1054	for (i = Color_Black; i <= Color_White; i++)
808	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1055	if (pix_colors[Color_bg] == pix_colors[i])
		1056	{
809	sprintf(bstr, "%d", (i - Color_Black));	1057	sprintf (bstr, "%d", (i - Color_Black));
810	#ifdef XPM_BACKGROUND	1058	#ifdef BG_IMAGE_FROM_FILE
811	xpmb = "default;";	1059	xpmb = "default;";
812	#endif	1060	#endif
813	break;	1061	break;
814	}	1062	}
		1063
815	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1064	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816	putenv(R->env_colorfgbg);
817
818	#ifndef NO_BRIGHTCOLOR
819	R->colorfgbg = DEFAULT_RSTYLE;
820	for (i = minCOLOR; i <= maxCOLOR; i++) {
821	if (R->PixColors[Color_fg] == R->PixColors[i])
822	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
823	if (R->PixColors[Color_bg] == R->PixColors[i])
824	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
825	}
826	#endif
827	}	1065	}
828		1066
829	/*----------------------------------------------------------------------*/	1067	/*----------------------------------------------------------------------*/
830	/*
831	* Colour determination for low colour displays, routine from
832	* Hans de Goede <hans@highrise.nl>
833	*/
834		1068
835	/* EXTPROTO */	1069	bool
836	int	1070	rxvt_term::set_color (rxvt_color &color, const char *name)
837	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
838	{	1071	{
839	screen_in_out->set(aR_ colour);	1072	if (color.set (this, name))
840
841	if (!screen_in_out->set(aR_ colour)) {
842	rxvt_print_error("can't allocate colour: %s", colour);
843	return false;
844	}
845
846	return true;	1073	return true;
		1074
		1075	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1076	return false;
		1077	}
		1078
		1079	void
		1080	rxvt_term::alias_color (int dst, int src)
		1081	{
		1082	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
847	}	1083	}
848		1084
849	/* -------------------------------------------------------------------- *	1085	/* -------------------------------------------------------------------- *
850	* - WINDOW RESIZING - *	1086	* - WINDOW RESIZING - *
851	* -------------------------------------------------------------------- */	1087	* -------------------------------------------------------------------- */
852	/* EXTPROTO */
853	void	1088	void
854	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1089	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
855	int ignoreparent)
856	{	1090	{
857	int fix_screen;	1091	int fix_screen;
		1092	int old_width = szHint.width;
		1093	int old_height = szHint.height;
858		1094
		1095	window_calc (newwidth, newheight);
		1096
		1097	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1098	XSetWMNormalHints (dpy, parent[0], &szHint);
		1099
		1100	if (!ignoreparent)
		1101	{
859	#ifdef SMART_RESIZE	1102	#ifdef SMART_RESIZE
860	int old_width = R->szHint.width, old_height = R->szHint.height;	1103	/*
861	#endif
862
863	rxvt_window_calc(aR_ width, height);
864	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
865	if (!ignoreparent) {
866	#ifdef SMART_RESIZE
867	/*
868	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1104	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
869	* reposition window on resize depending on placement on screen	1105	* reposition window on resize depending on placement on screen
870	*/	1106	*/
871	int x, y, x1, y1;	1107	int x, y, x1, y1;
872	int dx, dy;	1108	int dx, dy;
873	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1109	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
874	Window unused_cr;	1110	Window unused_cr;
875		1111
876	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1112	XTranslateCoordinates (dpy, parent[0], display->root,
877	0, 0, &x, &y, &unused_cr);	1113	0, 0, &x, &y, &unused_cr);
878	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1114	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
879	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1115	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
880	/*	1116	/*
881	* if Xroot isn't the parent window, a WM will probably have offset	1117	* if display->root isn't the parent window, a WM will probably have offset
882	* our position for handles and decorations. Counter it	1118	* our position for handles and decorations. Counter it
883	*/	1119	*/
884	if (x1 != x || y1 != y) {	1120	if (x1 != x || y1 != y)
		1121	{
885	x -= x1;	1122	x -= x1;
886	y -= y1;	1123	y -= y1;
887	}	1124	}
888		1125
889	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1126	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
890	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1127	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
891	dx = old_width - R->szHint.width;	1128	dx = old_width - szHint.width;
892	dy = old_height - R->szHint.height;	1129	dy = old_height - szHint.height;
893		1130
894	/* Check position of the center of the window */	1131	/* Check position of the center of the window */
895	if (x < x1) /* left half */	1132	if (x < x1) /* left half */
896	dx = 0;	1133	dx = 0;
897	else if (x == x1) /* exact center */	1134	else if (x == x1) /* exact center */
898	dx /= 2;	1135	dx /= 2;
899	if (y < y1) /* top half */	1136	if (y < y1) /* top half */
900	dy = 0;	1137	dy = 0;
901	else if (y == y1) /* exact center */	1138	else if (y == y1) /* exact center */
902	dy /= 2;	1139	dy /= 2;
903		1140
904	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1141	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
905	R->szHint.width, R->szHint.height);	1142	szHint.width, szHint.height);
906	#else	1143	#else
907	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1144	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
908	R->szHint.height);
909	#endif	1145	#endif
910	}	1146	}
911		1147
912	fix_screen = (R->TermWin.ncol != R->prev_ncol	1148	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
913	|| R->TermWin.nrow != R->prev_nrow);	1149
914	if (fix_screen || width != R->old_width || height != R->old_height) {	1150	if (fix_screen || newwidth != old_width || newheight != old_height)
915	if (scrollbar_visible(R)) {	1151	{
		1152	if (scrollBar.state)
		1153	{
916	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1154	XMoveResizeWindow (dpy, scrollBar.win,
		1155	window_sb_x, 0,
917	0, scrollbar_TotalWidth(), R->szHint.height);	1156	scrollbar_TotalWidth (), szHint.height);
918	rxvt_Resize_scrollBar(aR);	1157	resize_scrollbar ();
919	}	1158	}
920	if (menubar_visible(R))	1159
921	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1160	XMoveResizeWindow (dpy, vt,
922	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1161	window_vt_x, window_vt_y,
923	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
924	R->window_vt_y, TermWin_TotalWidth(),
925	TermWin_TotalHeight());	1162	width, height);
926	#ifdef RXVT_GRAPHICS	1163
927	if (R->old_height)	1164	#ifdef HAVE_BG_PIXMAP
928	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1165	if (bgPixmap.window_size_sensitive ())
929	R->old_height - R->szHint.base_height);	1166	update_background ();
930	#endif	1167	#endif
		1168
931	rxvt_scr_clear(aR);	1169	scr_clear ();
932	#ifdef XPM_BACKGROUND
933	rxvt_resize_pixmap(aR);
934	#endif
935	}	1170	}
936		1171
937	if (fix_screen || R->old_height == 0) {	1172	if (fix_screen || old_height == 0)
938	int curr_screen = -1;	1173	scr_reset ();
939	uint16_t old_ncol = R->prev_ncol;
940		1174
941	/* scr_reset only works on the primary screen */	1175	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
942	if (R->old_height) /* this is not the first time through */	1176	//scr_touch (false);
943	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
944	rxvt_scr_reset(aR);
945	if (curr_screen >= 0) { /* this is not the first time through */
946	rxvt_scr_change_screen(aR_ curr_screen);
947	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948	}
949	}
950		1177
951	R->old_width = R->szHint.width;	1178	#ifdef HAVE_BG_PIXMAP
952	R->old_height = R->szHint.height;	1179	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1180	// if (bgPixmap.pixmap)
		1181	// scr_touch (false);
		1182	#endif
953		1183
954	#ifdef USE_XIM	1184	#ifdef USE_XIM
955	rxvt_IMSetStatusPosition(aR);	1185	IMSetPosition ();
956	#endif	1186	#endif
957	}	1187	}
958		1188
959	/*	1189	/*
960	* Set the width/height of the vt window in characters. Units are pixels.	1190	* Set the width/height of the vt window in characters. Units are pixels.
961	* good for toggling 80/132 columns	1191	* good for toggling 80/132 columns
962	*/	1192	*/
963	/* EXTPROTO */
964	void	1193	void
965	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1194	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
966	{	1195	{
967	XWindowAttributes wattr;	1196	XWindowAttributes wattr;
968		1197
969	if (width == 0 || height == 0) {	1198	if (newwidth == 0 || newheight == 0)
		1199	{
970	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1200	XGetWindowAttributes (dpy, display->root, &wattr);
		1201
971	if (width == 0)	1202	if (newwidth == 0)
972	width = wattr.width - R->szHint.base_width;	1203	newwidth = wattr.width - szHint.base_width;
973	if (height == 0)	1204	if (newheight == 0)
974	height = wattr.height - R->szHint.base_height;	1205	newheight = wattr.height - szHint.base_height;
		1206	}
		1207
		1208	if (newwidth != width || newheight != height)
975	}	1209	{
976	if (width != R->TermWin.width || height != R->TermWin.height) {
977	width += R->szHint.base_width;	1210	newwidth += szHint.base_width;
978	height += R->szHint.base_height;	1211	newheight += szHint.base_height;
979	rxvt_resize_all_windows(aR_ width, height, 0);	1212	resize_all_windows (newwidth, newheight, 0);
980	}	1213	}
981	}	1214	}
982		1215
983	/* -------------------------------------------------------------------- *	1216	/* -------------------------------------------------------------------- *
984	* - X INPUT METHOD ROUTINES - *	1217	* - X INPUT METHOD ROUTINES - *
985	* -------------------------------------------------------------------- */	1218	* -------------------------------------------------------------------- */
986	#ifdef USE_XIM	1219	#ifdef USE_XIM
987	/* INTPROTO */
988	void
989	rxvt_setSize(pR_ XRectangle * size)
990	{
991	size->x = R->TermWin.int_bwidth;
992	size->y = R->TermWin.int_bwidth;
993	size->width = Width2Pixel(R->TermWin.ncol);
994	size->height = Height2Pixel(R->TermWin.nrow);
995	}
996		1220
997	/* INTPROTO */
998	void	1221	void
999	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1222	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1000	{	1223	{
1001	*fg = R->PixColors[Color_fg];	1224	fg = pix_colors [Color_fg];
1002	*bg = R->PixColors[Color_bg];	1225	bg = pix_colors [Color_bg];
		1226	}
		1227
		1228	void
		1229	rxvt_term::im_set_size (XRectangle &size)
		1230	{
		1231	// the int_bwidth terms make no sense to me
		1232	size.x = int_bwidth;
		1233	size.y = int_bwidth;
		1234	size.width = Width2Pixel (ncol) + int_bwidth;
		1235	size.height = Height2Pixel (nrow) + int_bwidth;
		1236	}
		1237
		1238	void
		1239	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1240	XRectangle &status_rect,
		1241	const XRectangle &needed_rect)
		1242	{
		1243	preedit_rect.x = needed_rect.width;
		1244	preedit_rect.y = 0;
		1245	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1246	preedit_rect.height = fheight;
		1247
		1248	status_rect.x = 0;
		1249	status_rect.y = 0;
		1250	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1251	status_rect.height = fheight;
1003	}	1252	}
1004		1253
1005	/* Checking whether input method is running. */	1254	/* Checking whether input method is running. */
1006	/* INTPROTO */
1007	Bool	1255	bool
1008	rxvt_IMisRunning(pR)	1256	rxvt_term::IMisRunning ()
1009	{	1257	{
1010	char *p;	1258	char *p;
1011	Atom atom;	1259	Atom atom;
1012	Window win;	1260	Window win;
1013	char server[IMBUFSIZ];	1261	char server[IMBUFSIZ];
1014		1262
1015	/* get current locale modifier */	1263	/* get current locale modifier */
1016	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1264	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1265	{
1017	STRCPY(server, "@server=");	1266	strcpy (server, "@server=");
1018	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1267	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1268
1019	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1269	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1020	*p = '\0';	1270	*p = '\0';
1021		1271
1022	atom = XInternAtom(R->Xdisplay, server, False);	1272	atom = XInternAtom (dpy, server, False);
1023	win = XGetSelectionOwner(R->Xdisplay, atom);	1273	win = XGetSelectionOwner (dpy, atom);
		1274
1024	if (win != None)	1275	if (win != None)
1025	return True;	1276	return True;
1026	}	1277	}
		1278
1027	return False;	1279	return False;
1028	}	1280	}
1029		1281
1030	/* EXTPROTO */
1031	void	1282	void
1032	rxvt_IMSendSpot(pR)	1283	rxvt_term::IMSendSpot ()
1033	{	1284	{
1034	XPoint spot;	1285	XPoint nspot;
1035	XVaNestedList preedit_attr;	1286	XVaNestedList preedit_attr;
1036		1287
1037	if (R->Input_Context == NULL	1288	if (!Input_Context
1038	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1289	|| !focus
1039	|| !(R->event_type == KeyPress	1290	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1040	|| R->event_type == Expose
1041	|| R->event_type == NoExpose
1042	|| R->event_type == SelectionNotify
1043	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1044	|| !rxvt_IMisRunning(aR))
1045	return;	1291	return;
1046		1292
1047	rxvt_setPosition(aR_ & spot);	1293	im_set_position (nspot);
1048		1294
		1295	if (nspot.x == spot.x && nspot.y == spot.y)
		1296	return;
		1297
		1298	spot = nspot;
		1299
1049	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1300	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1050	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1301	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051	XFree(preedit_attr);	1302	XFree (preedit_attr);
1052	}	1303	}
1053		1304
1054	/* EXTPROTO */
1055	void	1305	void
1056	rxvt_setTermFontSet(pR_ int idx)	1306	rxvt_term::im_destroy ()
1057	{	1307	{
1058	char *string;	1308	if (input_method)
1059	long length;	1309	{
1060	int success = 0;	1310	if (Input_Context && input_method->xim)
		1311	XDestroyIC (Input_Context);
1061		1312
1062	if (idx < 0 || idx >= MAX_NFONTS)	1313	display->put_xim (input_method);
1063	return;	1314	input_method = 0;
1064	}	1315	}
1065		1316
1066	/* INTPROTO */
1067	void
1068	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069	XRectangle * needed_rect)
1070	{
1071	int mbh, vtx = 0;
1072
1073	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1074	vtx = scrollbar_TotalWidth();
1075	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1076	mbh -= R->TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1082	+ vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width
1089	: Width2Pixel(R->TermWin.ncol + 1);
1090	status_rect->height = Height2Pixel(1);
1091	}
1092
1093	/* ARGSUSED */
1094	/* INTPROTO */
1095	void
1096	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1097	__attribute__ ((unused)), XPointer call_data
1098	__attribute__ ((unused)))
1099	{
1100	dR;
1101
1102	R->Input_Context = NULL;	1317	Input_Context = 0;
1103	/* To avoid Segmentation Fault in C locale: Solaris only? */
1104	if (STRCMP(R->locale, "C"))
1105	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106	rxvt_IMInstantiateCallback, NULL);
1107	}	1318	}
1108		1319
1109	/*	1320	#ifdef ENABLE_XIM_ONTHESPOT
1110	* X manual pages and include files don't match on some systems:
1111	* some think this is an XIDProc and others an XIMProc so we can't
1112	* use the first argument - need to update this to be nice for
1113	* both types via some sort of configure detection
1114	*/
1115	/* ARGSUSED */
1116	/* EXTPROTO */
1117	void
1118	rxvt_IMInstantiateCallback(Display * unused
1119	__attribute__ ((unused)), XPointer client_data
1120	__attribute__ ((unused)), XPointer call_data
1121	__attribute__ ((unused)))
1122	{
1123	dR;
1124	int i, found, had_im;
1125	const char *p;
1126	char **s;
1127	char buf[IMBUFSIZ];
1128		1321
1129	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1322	static void
1130	if (R->Input_Context)	1323	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1131	return;	1324	{
		1325	((rxvt_term *)client_data)->make_current ();
		1326	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1327	}
1132		1328
1133	found = had_im = 0;	1329	static void
1134	p = R->rs[Rs_inputMethod];	1330	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1135	if (p && *p) {	1331	{
1136	had_im = 1;	1332	((rxvt_term *)client_data)->make_current ();
1137	s = rxvt_splitcommastring(p);	1333	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1138	for (i = 0; s[i]; i++) {	1334	}
1139	if (*s[i]) {	1335
1140	STRCPY(buf, "@im=");	1336	static void
1141	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1337	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1142	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1338	{
1143	&& (rxvt_IM_get_IC(aR) == True)) {	1339	rxvt_term *term = (rxvt_term *)client_data;
1144	found = 1;	1340	XIMText *text = call_data->text;
1145	break;	1341
1146	}	1342	term->make_current ();
1147	}	1343
		1344	if (text)
		1345	{
		1346	void *str;
		1347
		1348	if (!text->encoding_is_wchar && text->string.multi_byte)
		1349	{
		1350	// of course, X makes it ugly again
		1351	if (term->rs[Rs_imLocale])
		1352	SET_LOCALE (term->rs[Rs_imLocale]);
		1353
		1354	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1355	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1356
		1357	if (term->rs[Rs_imLocale])
		1358	SET_LOCALE (term->locale);
1148	}	1359	}
1149	for (i = 0; s[i]; i++)	1360	else
1150	free(s[i]);	1361	str = (void *)text->string.wide_char;
1151	free(s);
1152	}
1153	if (found)
1154	return;
1155		1362
1156	/* try with XMODIFIERS env. var. */	1363	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1157	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1364	DT_INT, call_data->caret,
1158	rxvt_IM_get_IC(aR);	1365	DT_INT, call_data->chg_first,
1159	return;	1366	DT_INT, call_data->chg_length,
		1367	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1368	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1369	DT_END));
1160	}	1370	}
1161		1371	else
1162	/* try with no modifiers base IF the user didn't specify an IM */	1372	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1163	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1373	DT_INT, call_data->caret,
1164	&& rxvt_IM_get_IC(aR) == True)	1374	DT_INT, call_data->chg_first,
1165	return;	1375	DT_INT, call_data->chg_length,
		1376	DT_END));
1166	}	1377	}
		1378
		1379	#if 0
		1380	static void
		1381	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1382	{
		1383	((rxvt_term *)client_data)->make_current ();
		1384	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1385	DT_INT, call_data->position,
		1386	DT_INT, call_data->direction,
		1387	DT_INT, call_data->style,
		1388	DT_END));
		1389	}
		1390	#endif
		1391
		1392	#endif
1167		1393
1168	/*	1394	/*
1169	* Try to open a XIM with the current modifiers, then see if we can	1395	* Try to open a XIM with the current modifiers, then see if we can
1170	* open a suitable preedit type	1396	* open a suitable preedit type
1171	*/	1397	*/
1172	/* INTPROTO */
1173	Bool	1398	bool
1174	rxvt_IM_get_IC(pR)	1399	rxvt_term::IM_get_IC (const char *modifiers)
1175	{	1400	{
1176	int i, j, found;	1401	int i, j, found;
1177	XIM xim;	1402	XIM xim;
1178	XPoint spot;	1403	XPoint spot;
1179	XRectangle rect, status_rect, needed_rect;	1404	XRectangle rect, status_rect, needed_rect;
1180	unsigned long fg, bg;	1405	unsigned long fg, bg;
1181	const char *p;	1406	const char *p;
1182	char **s;	1407	char **s;
1183	XIMStyles *xim_styles;	1408	XIMStyles *xim_styles;
1184	XVaNestedList preedit_attr, status_attr;	1409	#ifdef ENABLE_XIM_ONTHESPOT
1185	XIMCallback ximcallback;	1410	XIMCallback xcb[4];
		1411	#endif
1186		1412
1187	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1413	set_environ (envv);
1188	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1414
1189	if (xim == NULL)	1415	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190	return False;	1416	return false;
1191		1417
		1418	input_method = display->get_xim (locale, modifiers);
		1419	if (input_method == NULL)
		1420	return false;
		1421
		1422	xim = input_method->xim;
		1423	spot.x = spot.y = -1;
		1424
1192	xim_styles = NULL;	1425	xim_styles = NULL;
1193	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1426	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1194	|| !xim_styles || !xim_styles->count_styles) {	1427	|| !xim_styles || !xim_styles->count_styles)
1195	XCloseIM(xim);	1428	{
		1429	im_destroy ();
1196	return False;	1430	return false;
		1431	}
		1432
		1433	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1434
		1435	for (int pi = 0; pi < 2; pi++)
1197	}	1436	{
		1437	p = pet[pi];
1198		1438
1199	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1439	if (!p)
1200	: "OverTheSpot,OffTheSpot,Root";	1440	continue;
		1441
1201	s = rxvt_splitcommastring(p);	1442	s = rxvt_splitcommastring (p);
		1443
1202	for (i = found = 0; !found && s[i]; i++) {	1444	for (i = found = 0; !found && s[i]; i++)
		1445	{
1203	if (!STRCMP(s[i], "OverTheSpot"))	1446	if (!strcmp (s[i], "OverTheSpot"))
1204	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1447	input_style = XIMPreeditPosition | XIMStatusNothing;
1205	else if (!STRCMP(s[i], "OffTheSpot"))	1448	else if (!strcmp (s[i], "OffTheSpot"))
1206	R->input_style = (XIMPreeditArea | XIMStatusArea);	1449	input_style = XIMPreeditArea | XIMStatusArea;
1207	else if (!STRCMP(s[i], "Root"))	1450	else if (!strcmp (s[i], "Root"))
1208	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1451	input_style = XIMPreeditNothing | XIMStatusNothing;
		1452	else if (!strcmp (s[i], "None"))
		1453	input_style = XIMPreeditNone | XIMStatusNone;
		1454	#ifdef ENABLE_XIM_ONTHESPOT
		1455	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1456	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1457	#endif
		1458	else
		1459	input_style = XIMPreeditNothing | XIMStatusNothing;
1209		1460
1210	for (j = 0; j < xim_styles->count_styles; j++)	1461	for (j = 0; j < xim_styles->count_styles; j++)
1211	if (R->input_style == xim_styles->supported_styles[j]) {	1462	if (input_style == xim_styles->supported_styles[j])
		1463	{
		1464	rxvt_freecommastring (s);
		1465
1212	found = 1;	1466	found = 1;
		1467	goto foundpet;
		1468	}
		1469
		1470	}
		1471
		1472	rxvt_freecommastring (s);
		1473	}
		1474
		1475	foundpet:
		1476
		1477	XFree (xim_styles);
		1478
		1479	if (!found)
		1480	{
		1481	im_destroy ();
		1482	return false;
		1483	}
		1484
		1485	XFontSet fs = 0;
		1486	XVaNestedList preedit_attr = 0, status_attr = 0;
		1487
		1488	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1489	{
		1490	// fake us a font-set, please
		1491	char **missing_charset_list;
		1492	int missing_charset_count;
		1493	char *def_string;
		1494	char pat[512];
		1495
		1496	sprintf (pat,
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"*",
		1503	fheight,
		1504	fheight + 1, fheight - 1,
		1505	fheight - 2, fheight + 2);
		1506
		1507	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1508	&missing_charset_list, &missing_charset_count, &def_string);
		1509
		1510	if (missing_charset_list)
		1511	XFreeStringList (missing_charset_list);
		1512
		1513	if (!fs)
		1514	{
		1515	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1516	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1517	}
		1518	}
		1519
		1520	if (input_style & XIMPreeditPosition)
		1521	{
		1522	im_set_size (rect);
		1523	im_set_position (spot);
		1524	im_set_color (fg, bg);
		1525
		1526	preedit_attr = XVaCreateNestedList (0,
		1527	XNForeground, fg,
		1528	XNBackground, bg,
		1529	XNArea, &rect,
		1530	XNSpotLocation, &spot,
		1531	XNFontSet, fs,
		1532	NULL);
		1533	}
		1534	else if (input_style & XIMPreeditArea)
		1535	{
		1536	im_set_color (fg, bg);
		1537
		1538	/*
		1539	* The necessary width of preedit area is unknown
		1540	* until create input context.
		1541	*/
		1542	needed_rect.width = 0;
		1543	im_set_preedit_area (rect, status_rect, needed_rect);
		1544
		1545	preedit_attr = XVaCreateNestedList (0,
		1546	XNForeground, fg,
		1547	XNBackground, bg,
		1548	XNArea, &rect,
		1549	XNFontSet, fs,
		1550	NULL);
		1551	status_attr = XVaCreateNestedList (0,
		1552	XNForeground, fg,
		1553	XNBackground, bg,
		1554	XNArea, &status_rect,
		1555	XNFontSet, fs,
		1556	NULL);
		1557	}
		1558	#if ENABLE_XIM_ONTHESPOT
		1559	else if (input_style & XIMPreeditCallbacks)
		1560	{
		1561	im_set_position (spot);
		1562
		1563	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1564	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1565	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1566	# if 0
		1567	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1568	# endif
		1569
		1570	preedit_attr = XVaCreateNestedList (0,
		1571	XNSpotLocation, &spot,
		1572	XNPreeditStartCallback, &xcb[0],
		1573	XNPreeditDoneCallback , &xcb[1],
		1574	XNPreeditDrawCallback , &xcb[2],
		1575	# if 0
		1576	XNPreeditCaretCallback, &xcb[3],
		1577	# endif
		1578	NULL);
		1579	}
		1580	#endif
		1581
		1582	Input_Context = XCreateIC (xim,
		1583	XNInputStyle, input_style,
		1584	XNClientWindow, vt,
		1585	XNFocusWindow, parent[0],
		1586	preedit_attr ? XNPreeditAttributes : NULL,
		1587	preedit_attr,
		1588	status_attr ? XNStatusAttributes : NULL,
		1589	status_attr, NULL);
		1590
		1591	if (preedit_attr) XFree (preedit_attr);
		1592	if (status_attr) XFree (status_attr);
		1593	if (fs) XFreeFontSet (dpy, fs);
		1594
		1595	if (Input_Context == NULL)
		1596	{
		1597	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1598	im_destroy ();
		1599	return false;
		1600	}
		1601
		1602	#if 0
		1603	// unfortunately, only the focus window is used by XIM, hard to fix
		1604	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1605	vt_select_input ();
		1606	#endif
		1607
		1608	IMSetPosition ();
		1609
		1610	return true;
		1611	}
		1612
		1613	void
		1614	rxvt_term::im_cb ()
		1615	{
		1616	int i;
		1617	const char *p;
		1618	char **s;
		1619	char buf[IMBUFSIZ];
		1620
		1621	make_current ();
		1622
		1623	im_destroy ();
		1624
		1625	if (Input_Context)
		1626	return;
		1627
		1628	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1629	if (rs[Rs_imLocale])
		1630	SET_LOCALE (rs[Rs_imLocale]);
		1631	#endif
		1632
		1633	p = rs[Rs_inputMethod];
		1634	if (p && *p)
		1635	{
		1636	bool found = false;
		1637
		1638	s = rxvt_splitcommastring (p);
		1639
		1640	for (i = 0; s[i]; i++)
		1641	{
		1642	if (*s[i])
		1643	{
		1644	strcpy (buf, "@im=");
		1645	strncat (buf, s[i], IMBUFSIZ - 5);
		1646	if (IM_get_IC (buf))
		1647	{
		1648	found = true;
1213	break;	1649	break;
		1650	}
1214	}	1651	}
1215	}	1652	}
1216	for (i = 0; s[i]; i++)
1217	free(s[i]);
1218	free(s);
1219	XFree(xim_styles);
1220		1653
		1654	rxvt_freecommastring (s);
		1655
1221	if (!found) {	1656	if (found)
1222	XCloseIM(xim);	1657	goto done;
1223	return False;
1224	}	1658	}
1225		1659
1226	ximcallback.callback = rxvt_IMDestroyCallback;	1660	/* try with XMODIFIERS env. var. */
		1661	if (IM_get_IC (""))
		1662	goto done;
1227		1663
1228	/* XXX: not sure why we need this (as well as IC one below) */	1664	/* try with no modifiers base IF the user didn't specify an IM */
1229	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1665	if (IM_get_IC ("@im=none"))
		1666	goto done;
1230		1667
1231	preedit_attr = status_attr = NULL;	1668	done:
1232		1669	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1233	if (R->input_style & XIMPreeditPosition) {	1670	if (rs[Rs_imLocale])
1234	rxvt_setSize(aR_ & rect);	1671	SET_LOCALE (locale);
1235	rxvt_setPosition(aR_ & spot);	1672	#endif
1236	rxvt_setColor(aR_ & fg, &bg);
1237
1238	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1239	XNSpotLocation, &spot,
1240	XNForeground, fg, XNBackground, bg,
1241	//XNFontSet, R->TermWin.fontset,
1242	NULL);
1243	} else if (R->input_style & XIMPreeditArea) {
1244	rxvt_setColor(aR_ & fg, &bg);
1245
1246	/*
1247	* The necessary width of preedit area is unknown
1248	* until create input context.
1249	*/
1250	needed_rect.width = 0;
1251
1252	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1253
1254	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1255	XNForeground, fg, XNBackground, bg,
1256	//XNFontSet, R->TermWin.fontset,
1257	NULL);
1258	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1259	XNForeground, fg, XNBackground, bg,
1260	//XNFontSet, R->TermWin.fontset,
1261	NULL);
1262	}
1263	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1264	XNClientWindow, R->TermWin.parent[0],
1265	XNFocusWindow, R->TermWin.parent[0],
1266	XNDestroyCallback, &ximcallback,
1267	preedit_attr ? XNPreeditAttributes : NULL,
1268	preedit_attr,
1269	status_attr ? XNStatusAttributes : NULL,
1270	status_attr, NULL);
1271	if (preedit_attr)
1272	XFree(preedit_attr);
1273	if (status_attr)
1274	XFree(status_attr);
1275	if (R->Input_Context == NULL) {
1276	rxvt_print_error("failed to create input context");
1277	XCloseIM(xim);
1278	return False;
1279	}
1280	if (R->input_style & XIMPreeditArea)
1281	rxvt_IMSetStatusPosition(aR);
1282	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1283	return True;
1284	}	1673	}
1285		1674
1286	/* EXTPROTO */
1287	void	1675	void
1288	rxvt_IMSetStatusPosition(pR)	1676	rxvt_term::IMSetPosition ()
1289	{	1677	{
1290	XRectangle preedit_rect, status_rect, *needed_rect;	1678	XRectangle preedit_rect, status_rect, *needed_rect;
1291	XVaNestedList preedit_attr, status_attr;	1679	XVaNestedList preedit_attr, status_attr;
1292		1680
1293	if (R->Input_Context == NULL	1681	if (!Input_Context
1294	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1682	|| !focus
		1683	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1295	|| !rxvt_IMisRunning(aR))	1684	|| !IMisRunning ())
1296	return;	1685	return;
1297		1686
		1687	if (input_style & XIMPreeditPosition)
		1688	{
		1689	im_set_size (preedit_rect);
		1690	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1691
		1692	XSetICValues (Input_Context,
		1693	XNPreeditAttributes, preedit_attr, NULL);
		1694	}
		1695	else
		1696	{
1298	/* Getting the necessary width of preedit area */	1697	/* Getting the necessary width of preedit area */
1299	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1698	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1300	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1699	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1301	XFree(status_attr);	1700	XFree (status_attr);
1302		1701
1303	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1702	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1703	XFree (needed_rect);
1304		1704
1305	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1705	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1306	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1706	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1307		1707
1308	XSetICValues(R->Input_Context,	1708	XSetICValues (Input_Context,
1309	XNPreeditAttributes, preedit_attr,	1709	XNPreeditAttributes, preedit_attr,
1310	XNStatusAttributes, status_attr, NULL);	1710	XNStatusAttributes, status_attr,
		1711	NULL);
1311		1712
		1713	XFree (status_attr);
		1714	}
		1715
1312	XFree(preedit_attr);	1716	XFree (preedit_attr);
1313	XFree(status_attr);
1314	}	1717	}
1315	#endif /* USE_XIM */	1718	#endif /* USE_XIM */
1316		1719
1317	/*----------------------------------------------------------------------*/	1720	void
1318	rxvt_t rxvt_current_term;	1721	rxvt_term::get_window_origin (int &x, int &y)
		1722	{
		1723	Window cr;
		1724	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1725	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1726	}
		1727
		1728	Pixmap
		1729	rxvt_term::get_pixmap_property (int prop_id)
		1730	{
		1731	if (prop_id > 0 && prop_id < NUM_XA)
		1732	if (xa[prop_id])
		1733	{
		1734	int aformat;
		1735	unsigned long nitems, bytes_after;
		1736	Atom atype;
		1737	unsigned char *prop = NULL;
		1738	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1739	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1740	&nitems, &bytes_after, &prop);
		1741	if (result == Success && prop && atype == XA_PIXMAP)
		1742	{
		1743	return *(Pixmap *)prop;
		1744	}
		1745	}
		1746	return None;
		1747	}
		1748
		1749	#ifdef HAVE_BG_PIXMAP
		1750	# if TRACE_PIXMAPS
		1751	# undef update_background
		1752	int rxvt_term::trace_update_background (const char *file, int line)
		1753	{
		1754	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1755	update_background ();
		1756	}
		1757	# endif
		1758
		1759	int
		1760	rxvt_term::update_background ()
		1761	{
		1762	bgPixmap.invalidate ();
		1763
		1764	/* no chance of real time refresh if we are blurring! */
		1765	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1766	bgPixmap.render ();
		1767	else
		1768	{
		1769	update_background_ev.stop ();
		1770
		1771	if (!bgPixmap.need_client_side_rendering())
		1772	update_background_ev.start (.05);
		1773	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1774	update_background_ev.start (.20); /* very slow !!! */
		1775	else
		1776	update_background_ev.start (.07);
		1777	}
		1778
		1779	return 0;
		1780	}
		1781
		1782	void
		1783	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1784	{
		1785	bgPixmap.render ();
		1786	}
		1787
		1788	#endif /* HAVE_BG_PIXMAP */
1319		1789
1320	/*----------------------- end-of-file (C source) -----------------------*/	1790	/*----------------------- end-of-file (C source) -----------------------*/

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